JPH0142388B2 - - Google Patents

Info

Publication number
JPH0142388B2
JPH0142388B2 JP56087751A JP8775181A JPH0142388B2 JP H0142388 B2 JPH0142388 B2 JP H0142388B2 JP 56087751 A JP56087751 A JP 56087751A JP 8775181 A JP8775181 A JP 8775181A JP H0142388 B2 JPH0142388 B2 JP H0142388B2
Authority
JP
Japan
Prior art keywords
contact
time
closed
auxiliary contact
main contact
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP56087751A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57201869A (en
Inventor
Yoshitaka Shioiri
Shoichi Inamura
Hiroyuki Hirakawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chubu Electric Power Co Inc
Mitsubishi Electric Corp
Original Assignee
Chubu Electric Power Co Inc
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chubu Electric Power Co Inc, Mitsubishi Electric Corp filed Critical Chubu Electric Power Co Inc
Priority to JP56087751A priority Critical patent/JPS57201869A/ja
Publication of JPS57201869A publication Critical patent/JPS57201869A/ja
Publication of JPH0142388B2 publication Critical patent/JPH0142388B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/3271—Testing of circuit interrupters, switches or circuit-breakers of high voltage or medium voltage devices
    • G01R31/3275—Fault detection or status indication

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Keying Circuit Devices (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
JP56087751A 1981-06-08 1981-06-08 Monitoring device for failure of switching equipment Granted JPS57201869A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56087751A JPS57201869A (en) 1981-06-08 1981-06-08 Monitoring device for failure of switching equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56087751A JPS57201869A (en) 1981-06-08 1981-06-08 Monitoring device for failure of switching equipment

Publications (2)

Publication Number Publication Date
JPS57201869A JPS57201869A (en) 1982-12-10
JPH0142388B2 true JPH0142388B2 (enrdf_load_stackoverflow) 1989-09-12

Family

ID=13923634

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56087751A Granted JPS57201869A (en) 1981-06-08 1981-06-08 Monitoring device for failure of switching equipment

Country Status (1)

Country Link
JP (1) JPS57201869A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63249068A (ja) * 1987-04-06 1988-10-17 Fuji Electric Co Ltd 開閉機器の予防保全方法
CN103399217B (zh) * 2013-06-13 2015-07-15 国家电网公司 寻找操作干扰导致b相接地tv二次开关误跳原因的方法
CN114252922B (zh) * 2021-12-16 2024-10-22 深圳市杉川机器人有限公司 雨淋检测装置、自移动设备、雨淋检测方法和计算机可读存储介质

Also Published As

Publication number Publication date
JPS57201869A (en) 1982-12-10

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